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<?php
namespace Model;
use Event\TaskEvent;
/**
* Task Modification
*
* @package model
* @author Frederic Guillot
*/
class TaskModification extends Base
{
/**
* Update a task
*
* @access public
* @param array $values
* @return boolean
*/
public function update(array $values)
{
$original_task = $this->taskFinder->getById($values['id']);
$this->prepare($values);
$result = $this->db->table(Task::TABLE)->eq('id', $original_task['id'])->update($values);
if ($result) {
$this->fireEvents($original_task, $values);
}
return $result;
}
/**
* Fire events
*
* @access public
* @param array $task
* @param array $new_values
*/
public function fireEvents(array $task, array $new_values)
{
$events = array();
$event_data = array_merge($task, $new_values, array('task_id' => $task['id']));
// Values changed
$event_data['changes'] = array_diff_assoc($new_values, $task);
unset($event_data['changes']['date_modification']);
if ($this->isFieldModified('owner_id', $event_data['changes'])) {
$events[] = Task::EVENT_ASSIGNEE_CHANGE;
}
else {
$events[] = Task::EVENT_CREATE_UPDATE;
$events[] = Task::EVENT_UPDATE;
}
foreach ($events as $event) {
$this->container['dispatcher']->dispatch($event, new TaskEvent($event_data));
}
}
/**
* Return true if the field is the only modified value
*
* @access public
* @param string $field
* @param array $changes
* @return boolean
*/
public function isFieldModified($field, array $changes)
{
return isset($changes[$field]) && count($changes) === 1;
}
/**
* Prepare data before task modification
*
* @access public
* @param array $values Form values
*/
public function prepare(array &$values)
{
$this->dateParser->convert($values, array('date_due'));
$this->dateParser->convert($values, array('date_started'), true);
$this->removeFields($values, array('another_task', 'id'));
$this->resetFields($values, array('date_due', 'date_started', 'score', 'category_id', 'time_estimated', 'time_spent'));
$this->convertIntegerFields($values, array('is_active', 'recurrence_status', 'recurrence_trigger', 'recurrence_factor', 'recurrence_timeframe', 'recurrence_basedate'));
$values['date_modification'] = time();
}
}
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